cyclone/scheme/time.sld
2016-01-09 23:33:14 -05:00

26 lines
1.1 KiB
Scheme

(define-library (scheme time)
(export
current-second
current-jiffy
jiffies-per-second
)
(import (scheme base)
)
;; TODO: get an FFI syntax for including C header files, even if it is not needed for this library
(begin
;; Experimenting with what an FFI could look like
;; TODO: also need a way to add #include's, and later on compiler options (may already have that, need to check)
;;
;; want the signature to be similar to this:
;; static void __lambda_0(void *data, int argc, closure _,object k_7322, object arg1_737, object arg2_736) {
;; lambda portion is computed, so we can't include that.
;; compiler would need to insert the "static void (lambda)" part
;; TODO: maybe break up into two args, one being the args list and the other being the function body??
(define-c current-jiffy
"(void *data, int argc, closure _, object k)"
;; TODO: actually get the current jiffy
" make_int(temp, 0);
return_closcall1(data, k, &temp); ")
(define jiffies-per-second 0) ;; TODO: just a placeholder at the moment
(define current-second 0) ;; TODO: just a placeholder at the moment
))